fs/nilfs2/cpfile.c

248 	struct buffer_head *cp_bh;
257 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);
264 	offset = nilfs_cpfile_checkpoint_offset(cpfile, cno, cp_bh);
265 	cp = kmap_local_folio(cp_bh->b_folio, offset);
291 	brelse(cp_bh);
316 	struct buffer_head *header_bh, *cp_bh;
330 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 1, &cp_bh);
334 	offset = nilfs_cpfile_checkpoint_offset(cpfile, cno, cp_bh);
335 	cp = kmap_local_folio(cp_bh->b_folio, offset);
341 			nilfs_cpfile_block_add_valid_checkpoints(cpfile, cp_bh,
353 	mark_buffer_dirty(cp_bh);
354 	brelse(cp_bh);
387 	struct buffer_head *cp_bh;
396 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);
403 	offset = nilfs_cpfile_checkpoint_offset(cpfile, cno, cp_bh);
404 	cp = kmap_local_folio(cp_bh->b_folio, offset);
407 		brelse(cp_bh);
428 	brelse(cp_bh);
460 	struct buffer_head *header_bh, *cp_bh;
487 		ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);
496 		offset = nilfs_cpfile_checkpoint_offset(cpfile, cno, cp_bh);
497 		cp = kaddr = kmap_local_folio(cp_bh->b_folio, offset);
510 			brelse(cp_bh);
515 		mark_buffer_dirty(cp_bh);
518 			brelse(cp_bh);
522 		count = nilfs_cpfile_block_sub_valid_checkpoints(cpfile, cp_bh,
524 		brelse(cp_bh);
769 	struct buffer_head *header_bh, *curr_bh, *prev_bh, *cp_bh;
786 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);
790 	offset = nilfs_cpfile_checkpoint_offset(cpfile, cno, cp_bh);
791 	cp = kmap_local_folio(cp_bh->b_folio, offset);
856 	offset = nilfs_cpfile_checkpoint_offset(cpfile, cno, cp_bh);
857 	cp = kmap_local_folio(cp_bh->b_folio, offset);
875 	mark_buffer_dirty(cp_bh);
885 	brelse(cp_bh);
897 	struct buffer_head *header_bh, *next_bh, *prev_bh, *cp_bh;
913 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);
917 	offset = nilfs_cpfile_checkpoint_offset(cpfile, cno, cp_bh);
918 	cp = kmap_local_folio(cp_bh->b_folio, offset);
973 	cp = kmap_local_folio(cp_bh->b_folio, offset);
986 	mark_buffer_dirty(cp_bh);
996 	brelse(cp_bh);